Enable and disable the frame rate counters in Windows Phone Emulator

When you run an app in Windows Phone Emulator, you can use the frame rate counters to monitor the performance of your app. The following illustration shows the frame rate counters.

You can enable or disable the display of the frame rate counters in your code. When you create a Windows Phone app project in Visual Studio, the following code to enable the frame rate counters is added by default in the file App.xaml.cs.